/* ===========================
   Design System & Variables
   =========================== */
:root {
  /* Colors - Bright Business Tone */
  --color-bg: #ffffff;
  --color-bg-secondary: #f6f8fb;
  --color-bg-card: #ffffff;
  --color-bg-card-hover: #f0f4fa;
  --color-surface: #eef2f7;
  --color-border: rgba(0, 0, 0, 0.08);
  --color-border-hover: rgba(0, 0, 0, 0.15);

  --color-text: #1a1a2e;
  --color-text-secondary: #4a5568;
  --color-text-muted: #8895a7;

  --color-primary: #2563eb;
  --color-primary-light: #3b82f6;
  --color-primary-dark: #1d4ed8;
  --color-primary-glow: rgba(37, 99, 235, 0.18);

  --color-accent: #06b6d4;
  --color-accent-glow: rgba(6, 182, 212, 0.12);

  --gradient-gold: linear-gradient(135deg, #2563eb 0%, #3b82f6 50%, #1d4ed8 100%);
  --gradient-dark: linear-gradient(180deg, #f6f8fb 0%, #ffffff 100%);
  --gradient-card: linear-gradient(135deg, rgba(37, 99, 235, 0.04) 0%, rgba(255, 255, 255, 0) 100%);
  --gradient-hero: linear-gradient(180deg, rgba(246, 248, 251, 0) 0%, rgba(255, 255, 255, 0.9) 100%);

  /* Typography */
  --font-primary: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', 'Yu Gothic', sans-serif;
  --font-display: 'Inter', 'Noto Sans JP', sans-serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.06);
  --shadow-glow: 0 0 40px var(--color-primary-glow);

  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* ===========================
   Reset & Base
   =========================== */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.8;
  letter-spacing: 0.02em;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--color-primary-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary);
}

img {
  max-width: 100%;
  height: auto;
}

::selection {
  background: var(--color-primary);
  color: #ffffff;
}

/* ===========================
   Layout
   =========================== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
}

.section {
  padding: var(--space-5xl) 0;
  position: relative;
}

/* ===========================
   Utility
   =========================== */
.text-gradient {
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sp-only {
  display: none;
}

@media (max-width: 768px) {
  .sp-only {
    display: inline;
  }

  .pc-only {
    display: none;
  }
}

/* ===========================
   Navigation
   =========================== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-md) 0;
  transition: all var(--transition-base);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-sm) 0;
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text);
}

.logo-icon {
  color: var(--color-primary);
  font-size: 1.2rem;
}

.nav-menu {
  display: flex;
  align-items: center;
  list-style: none;
  gap: var(--space-lg);
}

.nav-menu a {
  color: var(--color-text-secondary);
  font-size: 0.82rem;
  font-weight: 400;
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.nav-menu a:hover {
  color: var(--color-text);
}

.nav-cta {
  background: var(--color-primary);
  color: #ffffff !important;
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius-full);
  font-weight: 600 !important;
  transition: all var(--transition-fast) !important;
}

.nav-cta:hover {
  background: var(--color-primary-light) !important;
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: all var(--transition-base);
  border-radius: 2px;
}

/* ===========================
   Buttons
   =========================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  font-family: var(--font-primary);
  font-size: 0.9rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-gold);
  color: #ffffff;
  box-shadow: 0 4px 20px var(--color-primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--color-primary-glow);
  color: #ffffff;
}

.btn-outline {
  background: transparent;
  color: var(--color-primary-light);
  border: 1px solid var(--color-primary);
}

.btn-outline:hover {
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-primary-light);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

.btn-full {
  width: 100%;
  justify-content: center;
}

.btn-line {
  background: #06C755;
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(6, 199, 85, 0.3);
}

.btn-line:hover {
  background: #05b34c;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(6, 199, 85, 0.4);
  color: #ffffff;
}

/* ===========================
   Motivation / Bridge Section
   =========================== */
.motivation-section {
  background: var(--color-bg);
  padding-top: 0;
}

.motivation-card {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  padding: var(--space-3xl) var(--space-2xl);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.motivation-lead {
  font-size: 1.05rem;
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: var(--space-xl);
}

.motivation-quotes {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.motivation-quotes span {
  display: inline-block;
  padding: 0.5rem 1.2rem;
  background: rgba(37, 99, 235, 0.06);
  border: 1px solid rgba(37, 99, 235, 0.15);
  border-radius: var(--radius-full);
  font-size: 0.92rem;
  color: var(--color-primary);
  font-weight: 500;
}

.motivation-problem {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-lg);
}

.motivation-solution {
  font-size: 1.05rem;
  color: var(--color-text);
  line-height: 1.8;
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
}

/* ===========================
   Hero
   =========================== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 50% 30%, rgba(37, 99, 235, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 70%, rgba(6, 182, 212, 0.05) 0%, transparent 50%),
    var(--gradient-dark);
  z-index: 1;
}

.hero-particles {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: var(--space-3xl) 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.5rem 1.2rem;
  background: rgba(37, 99, 235, 0.08);
  border: 1px solid rgba(37, 99, 235, 0.2);
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: var(--space-2xl);
  animation: fadeInDown 0.8s ease;
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--color-primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {

  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }

  50% {
    opacity: 0.5;
    transform: scale(1.5);
  }
}

.hero-title {
  margin-bottom: var(--space-xl);
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-title-sub {
  display: block;
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  font-weight: 400;
  color: var(--color-text-secondary);
  letter-spacing: 0.15em;
  margin-bottom: var(--space-md);
}

.hero-title-main {
  display: block;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 900;
  line-height: 1.3;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: clamp(0.9rem, 1.5vw, 1.1rem);
  color: var(--color-text-secondary);
  line-height: 1.9;
  max-width: 700px;
  margin: 0 auto var(--space-2xl);
  animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-4xl);
  animation: fadeInUp 0.8s ease 0.6s both;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2xl);
  animation: fadeInUp 0.8s ease 0.8s both;
}

.stat-item {
  text-align: center;
}

.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-primary-light);
  line-height: 1.2;
}

.stat-unit {
  font-size: 1rem;
  font-weight: 400;
}

.stat-label {
  display: block;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-top: var(--space-xs);
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--color-border);
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  animation: fadeInUp 1s ease 1s both;
}

.hero-scroll-indicator span {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  color: var(--color-text-muted);
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-primary), transparent);
  animation: scrollLine 2s ease infinite;
}

@keyframes scrollLine {
  0% {
    transform: scaleY(0);
    transform-origin: top;
  }

  50% {
    transform: scaleY(1);
    transform-origin: top;
  }

  51% {
    transform: scaleY(1);
    transform-origin: bottom;
  }

  100% {
    transform: scaleY(0);
    transform-origin: bottom;
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===========================
   Social Proof Banner
   =========================== */
.social-proof {
  padding: var(--space-3xl) 0;
  background: var(--color-bg-secondary);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}

.proof-quote {
  font-size: clamp(0.95rem, 1.5vw, 1.15rem);
  color: var(--color-text);
  line-height: 2;
  max-width: 800px;
  margin: 0 auto;
  font-style: italic;
}

.proof-icon {
  color: var(--color-primary);
  font-size: 1.5rem;
  font-weight: 700;
  font-style: normal;
}

.proof-source {
  margin-top: var(--space-lg);
  font-size: 0.85rem;
  color: var(--color-primary-light);
  font-weight: 500;
}

/* ===========================
   Section Headers
   =========================== */
.section-header {
  text-align: center;
  margin-bottom: var(--space-4xl);
}

.section-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.3em;
  color: var(--color-primary);
  text-transform: uppercase;
  margin-bottom: var(--space-md);
  position: relative;
  padding: 0 var(--space-xl);
}

.section-tag::before,
.section-tag::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 20px;
  height: 1px;
  background: var(--color-primary);
  opacity: 0.5;
}

.section-tag::before {
  left: 0;
}

.section-tag::after {
  right: 0;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: var(--space-lg);
}

.section-subtitle {
  font-size: clamp(0.88rem, 1.3vw, 1rem);
  color: var(--color-text-secondary);
  line-height: 1.9;
  max-width: 700px;
  margin: 0 auto;
}

/* ===========================
   Problems Section
   =========================== */
.problems {
  background: var(--color-bg);
}

.problems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-3xl);
}

.problem-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  text-align: center;
  transition: all var(--transition-base);
}

.problem-card:hover {
  border-color: var(--color-border-hover);
  background: var(--color-bg-card-hover);
  transform: translateY(-2px);
}

.problem-icon {
  font-size: 1.8rem;
  margin-bottom: var(--space-sm);
}

.problem-card p {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.problems-insight {
  max-width: 700px;
  margin: 0 auto;
}

.insight-card {
  background: var(--gradient-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  text-align: center;
}

.insight-icon {
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
}

.insight-card blockquote {
  font-size: 1.1rem;
  line-height: 2;
  color: var(--color-text);
  margin-bottom: var(--space-md);
}

.insight-card cite {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  font-style: normal;
}

.insight-lead {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
  line-height: 1.8;
}

.insight-conclusion {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
  margin-top: var(--space-lg);
  line-height: 1.8;
}

/* ===========================
   Program Section
   =========================== */
.program {
  background: var(--color-bg-secondary);
}

.program-timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto var(--space-3xl);
}

.program-timeline::before {
  content: '';
  position: absolute;
  left: 28px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--color-primary), var(--color-primary-dark), transparent);
}

.timeline-item {
  display: flex;
  gap: var(--space-xl);
  margin-bottom: var(--space-2xl);
  position: relative;
}

.timeline-number {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ffffff;
  border: 2px solid var(--color-primary);
  border-radius: 50%;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
  z-index: 1;
}

.timeline-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  flex: 1;
  transition: all var(--transition-base);
}

.timeline-card:hover {
  border-color: var(--color-border-hover);
  box-shadow: var(--shadow-card);
}

.card-header {
  margin-bottom: var(--space-md);
}

.card-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--color-primary);
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.card-header h3 {
  font-size: 1.3rem;
  font-weight: 700;
}

.card-subtitle {
  font-size: 0.92rem;
  color: var(--color-primary-light);
  font-weight: 500;
  margin-bottom: var(--space-md);
}

.card-text {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}

.card-tags span {
  padding: 0.3rem 0.8rem;
  background: rgba(37, 99, 235, 0.06);
  border: 1px solid rgba(37, 99, 235, 0.15);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  color: var(--color-primary-light);
}

/* Program Points */
.program-points {
  max-width: 800px;
  margin: 0 auto;
}

.points-title {
  font-size: 1.2rem;
  font-weight: 600;
  text-align: center;
  margin-bottom: var(--space-xl);
  color: var(--color-primary-light);
}

.points-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
}

.point-item {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.point-check {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(37, 99, 235, 0.1);
  border-radius: 50%;
  color: var(--color-primary);
  font-size: 0.85rem;
  font-weight: 700;
}

.point-item p {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ===========================
   Features Section
   =========================== */
.features {
  background: var(--color-bg);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-xl);
}

.feature-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.feature-card:hover {
  border-color: var(--color-primary);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.feature-icon-wrap {
  position: relative;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  color: var(--color-primary);
}

.feature-glow {
  position: absolute;
  inset: -10px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.12) 0%, transparent 70%);
  border-radius: 50%;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.feature-card:hover .feature-glow {
  opacity: 1;
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.feature-card p {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  text-align: left;
}

/* ===========================
   Case Studies Section
   =========================== */
.cases {
  background: var(--color-bg-secondary);
}

.case-study {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-xl);
  transition: all var(--transition-base);
}

.case-study:hover {
  border-color: var(--color-border-hover);
}

.case-header {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  padding: var(--space-xl) var(--space-2xl);
  border-bottom: 1px solid var(--color-border);
  background: var(--gradient-card);
}

.case-badge {
  flex-shrink: 0;
  font-family: var(--font-display);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-primary);
  padding: 0.4rem 1rem;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-full);
}

.case-info h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.case-meta {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
}

.case-meta span {
  font-size: 0.82rem;
  color: var(--color-text-muted);
}

.case-body {
  padding: var(--space-2xl);
}

.case-challenge {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  margin-bottom: var(--space-xl);
}

.case-label {
  flex-shrink: 0;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: #ffffff;
  background: var(--color-primary);
  padding: 0.25rem 0.8rem;
  border-radius: var(--radius-full);
  text-transform: uppercase;
}

.case-challenge p {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* Accordion */
.accordion-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: rgba(37, 99, 235, 0.04);
  border: 1px solid rgba(37, 99, 235, 0.12);
  border-radius: var(--radius-md);
  color: var(--color-primary-light);
  font-family: var(--font-primary);
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
}

.accordion-toggle:hover {
  background: rgba(200, 160, 80, 0.1);
}

.accordion-toggle svg {
  transition: transform var(--transition-base);
}

.accordion-toggle.active svg {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease;
}

.accordion-content.active {
  max-height: 2000px;
}

.qa-list {
  padding: var(--space-xl) 0;
}

.qa-item {
  padding: var(--space-lg) 0;
  border-bottom: 1px solid var(--color-border);
}

.qa-item:last-child {
  border-bottom: none;
}

.qa-q {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary-light);
  margin-bottom: var(--space-sm);
}

.qa-a {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

/* ===========================
   Voices Section
   =========================== */
.voices {
  background: var(--color-bg);
}

.voice-tabs {
  display: flex;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-2xl);
  flex-wrap: wrap;
}

.voice-tab {
  padding: 0.6rem 1.4rem;
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text-secondary);
  font-family: var(--font-primary);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-base);
}

.voice-tab:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-light);
}

.voice-tab.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #ffffff;
}

.voice-tab-content {
  display: none;
}

.voice-tab-content.active {
  display: block;
  animation: fadeInUp 0.5s ease;
}

.voices-masonry {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.voice-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  transition: all var(--transition-base);
}

.voice-card:hover {
  border-color: var(--color-border-hover);
  transform: translateY(-2px);
}

.voice-card-highlight {
  border-color: rgba(37, 99, 235, 0.15);
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.04) 0%, var(--color-bg-card) 100%);
}

.voice-quote-icon {
  font-size: 2rem;
  line-height: 1;
  color: var(--color-primary);
  opacity: 0.5;
  margin-bottom: var(--space-sm);
}

.voice-card p {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.followup-result {
  margin-top: var(--space-2xl);
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.06) 0%, rgba(37, 99, 235, 0.02) 100%);
  border: 1px solid rgba(37, 99, 235, 0.2);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-2xl);
  text-align: center;
}

.result-badge {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-primary-light);
  margin-bottom: var(--space-sm);
}

.followup-result p {
  font-size: 0.95rem;
  color: var(--color-text);
}

/* ===========================
   Target Section
   =========================== */
.target {
  background: var(--color-bg-secondary);
}

.target-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xl);
}

.target-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
}

.target-card h3 {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: var(--space-xl);
  color: var(--color-primary-light);
}

.target-card h3 svg {
  color: var(--color-primary);
}

.target-card ul {
  list-style: none;
}

.target-card li {
  padding: var(--space-sm) 0;
  padding-left: var(--space-lg);
  position: relative;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-border);
}

.target-card li:last-child {
  border-bottom: none;
}

.target-card li::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

/* ===========================
   Instructor Section
   =========================== */
.instructor {
  background: var(--color-bg);
}

.instructor-card {
  max-width: 800px;
  margin: 0 auto;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.instructor-visual {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  padding: var(--space-2xl);
  background: var(--gradient-card);
  border-bottom: 1px solid var(--color-border);
}

.instructor-avatar {
  flex-shrink: 0;
}

.instructor-photo {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center 15%;
  border: 3px solid var(--color-primary);
  box-shadow: 0 0 30px var(--color-primary-glow);
}

.instructor-org {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
}

.instructor-name {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.instructor-tagline {
  font-size: 0.88rem;
  color: var(--color-primary-light);
  font-weight: 500;
}

.instructor-bio {
  padding: var(--space-2xl);
}

.instructor-bio p {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.9;
}

.instructor-philosophy {
  margin-top: var(--space-lg);
  padding-top: var(--space-lg);
  border-top: 1px solid var(--color-border);
  text-align: center;
  font-size: 1rem !important;
  color: var(--color-primary-light) !important;
}

/* ===========================
   CTA Section
   =========================== */
.cta-section {
  background: var(--color-bg-secondary);
  padding: var(--space-4xl) 0;
}

.cta-card {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.06) 0%, rgba(37, 99, 235, 0.02) 100%);
  border: 1px solid rgba(37, 99, 235, 0.18);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl);
  text-align: center;
}

.cta-content h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.cta-content>p {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
}

.cta-conditions {
  display: inline-block;
  text-align: left;
  margin-bottom: var(--space-xl);
  padding: var(--space-lg);
  background: rgba(37, 99, 235, 0.04);
  border-radius: var(--radius-md);
}

.cta-conditions p {
  font-size: 0.82rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-sm);
}

.cta-conditions ul {
  list-style: none;
}

.cta-conditions li {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  padding: 2px 0;
  padding-left: var(--space-md);
  position: relative;
}

.cta-conditions li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--color-primary);
}

/* ===========================
   Contact Section
   =========================== */
.contact {
  background: var(--color-bg);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-2xl);
  align-items: start;
}

.contact-method {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  text-align: center;
}

.contact-icon-wrap {
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-lg);
  background: rgba(200, 160, 80, 0.1);
  border-radius: 50%;
  color: var(--color-primary);
}

.contact-method h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
}

.contact-method>p {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

/* Contact Form */
.contact-form {
  text-align: left;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.form-group {
  margin-bottom: var(--space-md);
}

.form-group label {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xs);
}

.required {
  color: var(--color-primary);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  font-family: var(--font-primary);
  font-size: 0.9rem;
  transition: all var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--color-text-muted);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%239999a8' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 0.5rem center;
  background-repeat: no-repeat;
  background-size: 1.5em 1.5em;
}

.form-group textarea {
  resize: vertical;
}

/* ===========================
   Footer
   =========================== */
.footer {
  padding: var(--space-2xl) 0;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-weight: 600;
  font-size: 0.9rem;
}

.footer-copy {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.footer-link {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

/* ===========================
   Floating CTA
   =========================== */
.floating-cta {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  opacity: 0;
  transform: translateY(20px);
  transition: all var(--transition-base);
  pointer-events: none;
}

.floating-cta.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.floating-cta .btn {
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15), 0 0 20px var(--color-primary-glow);
}

/* ===========================
   Animations
   =========================== */
[data-aos] {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease;
}

[data-aos].visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===========================
   Responsive
   =========================== */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: 1fr;
  }

  .problems-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .voices-masonry {
    grid-template-columns: repeat(2, 1fr);
  }

  .target-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .points-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  :root {
    font-size: 15px;
  }

  .container {
    padding: 0 var(--space-lg);
  }

  .section {
    padding: var(--space-3xl) 0;
  }

  /* Nav Mobile */
  .nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    flex-direction: column;
    background: #ffffff;
    padding: 5rem var(--space-xl) var(--space-xl);
    border-left: 1px solid var(--color-border);
    transition: right var(--transition-base);
    gap: var(--space-md);
  }

  .nav-menu.active {
    right: 0;
  }

  .nav-menu a {
    font-size: 0.95rem;
  }

  /* Hero Mobile */
  .hero-stats {
    flex-direction: column;
    gap: var(--space-lg);
  }

  .stat-divider {
    width: 40px;
    height: 1px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  /* Problems */
  .problems-grid {
    grid-template-columns: 1fr;
  }

  /* Timeline */
  .program-timeline::before {
    display: none;
  }

  .timeline-item {
    flex-direction: column;
    align-items: center;
  }

  /* Voices */
  .voices-masonry {
    grid-template-columns: 1fr;
  }

  .voice-tabs {
    gap: var(--space-xs);
  }

  .voice-tab {
    font-size: 0.78rem;
    padding: 0.5rem 1rem;
  }

  /* Case Studies */
  .case-header {
    flex-direction: column;
    text-align: center;
    gap: var(--space-md);
  }

  .case-meta {
    justify-content: center;
  }

  /* Instructor */
  .instructor-visual {
    flex-direction: column;
    text-align: center;
  }

  /* Form */
  .form-row {
    grid-template-columns: 1fr;
  }

  /* Footer */
  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  /* Floating CTA */
  .floating-cta {
    bottom: 1rem;
    right: 1rem;
  }
}

@media (max-width: 480px) {
  .hero-title-main {
    font-size: 1.8rem;
  }

  .section-title {
    font-size: 1.5rem;
  }
}

/* ===========================
   Self-Diagnosis Section
   =========================== */
.diagnosis-section {
  background: var(--color-bg-secondary);
}

.diagnosis-container {
  max-width: 1000px;
  margin: 0 auto;
}

.diagnosis-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.diagnosis-column-title {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: var(--space-lg);
  color: var(--color-text);
}

.diagnosis-column-icon {
  font-size: 1.3rem;
}

.diagnosis-checklist {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.diagnosis-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-base);
  user-select: none;
}

.diagnosis-item:hover {
  border-color: var(--color-primary);
  background: rgba(37, 99, 235, 0.03);
  transform: translateX(4px);
}

.diagnosis-item input[type="checkbox"] {
  display: none;
}

.diagnosis-item .checkmark {
  flex-shrink: 0;
  width: 22px;
  height: 22px;
  border: 2px solid #c4cdd5;
  border-radius: 5px;
  position: relative;
  transition: all var(--transition-fast);
  margin-top: 1px;
}

.diagnosis-item input:checked~.checkmark {
  background: var(--color-primary);
  border-color: var(--color-primary);
}

.diagnosis-item input:checked~.checkmark::after {
  content: '';
  position: absolute;
  left: 6px;
  top: 2px;
  width: 6px;
  height: 11px;
  border: solid white;
  border-width: 0 2.5px 2.5px 0;
  transform: rotate(45deg);
}

.diagnosis-item input:checked~.item-text {
  color: var(--color-text);
  font-weight: 500;
}

.item-text {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  line-height: 1.5;
  transition: all var(--transition-fast);
}

/* Result Card */
.diagnosis-result {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
}

.diagnosis-result.active {
  border-color: var(--color-primary);
  box-shadow: 0 8px 32px var(--color-primary-glow);
}

.result-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
}

.result-title {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text);
}

.result-checked {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

.result-checked span {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
}

/* Gauge */
.result-gauge {
  margin-bottom: var(--space-xl);
}

.gauge-bar {
  width: 100%;
  height: 12px;
  background: #e8ecf1;
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
}

.gauge-fill {
  height: 100%;
  border-radius: var(--radius-full);
  background: linear-gradient(90deg, #22c55e 0%, #eab308 33%, #f97316 66%, #ef4444 100%);
  transition: width 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.gauge-fill::after {
  content: '';
  position: absolute;
  right: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: rgba(255, 255, 255, 0.8);
  border-radius: 2px;
}

.gauge-labels {
  display: flex;
  justify-content: space-between;
  margin-top: var(--space-sm);
  font-size: 0.72rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* Result Detail */
.result-detail {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.result-level {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.level-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  transition: all var(--transition-base);
}

.level-none {
  background: #f1f5f9;
  color: #94a3b8;
}

.level-low {
  background: rgba(34, 197, 94, 0.1);
  color: #16a34a;
  border: 1px solid rgba(34, 197, 94, 0.2);
}

.level-medium {
  background: rgba(234, 179, 8, 0.1);
  color: #ca8a04;
  border: 1px solid rgba(234, 179, 8, 0.2);
}

.level-high {
  background: rgba(249, 115, 22, 0.1);
  color: #ea580c;
  border: 1px solid rgba(249, 115, 22, 0.2);
}

.level-critical {
  background: rgba(239, 68, 68, 0.1);
  color: #dc2626;
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.result-cost {
  background: var(--color-bg-secondary);
  padding: var(--space-lg);
  border-radius: var(--radius-md);
  text-align: center;
}

.cost-label {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-sm);
  font-weight: 600;
}

.cost-value {
  font-size: 1.05rem;
  color: var(--color-text);
  line-height: 1.6;
}

.cost-value strong {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  background: var(--gradient-gold);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.cost-example {
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-top: var(--space-sm);
}

.result-message p {
  font-size: 0.88rem;
  color: var(--color-text-muted);
  text-align: center;
  line-height: 1.7;
}

/* Disclaimer */
.diagnosis-disclaimer {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  padding: var(--space-md) var(--space-lg);
  background: rgba(37, 99, 235, 0.04);
  border: 1px solid rgba(37, 99, 235, 0.1);
  border-radius: var(--radius-md);
}

.diagnosis-disclaimer svg {
  flex-shrink: 0;
  color: var(--color-primary);
  margin-top: 2px;
}

.diagnosis-disclaimer p {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ===========================
   SE Model Cards
   =========================== */
.se-model {
  margin-bottom: var(--space-3xl);
  text-align: center;
}

.se-model-title {
  font-size: clamp(1.2rem, 2.5vw, 1.5rem);
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.se-model-desc {
  font-size: 0.92rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  max-width: 700px;
  margin: 0 auto var(--space-2xl);
}

.se-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.se-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
  transition: all var(--transition-base);
}

.se-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-card);
  transform: translateY(-4px);
}

.se-card-icon {
  font-size: 2.2rem;
  margin-bottom: var(--space-md);
}

.se-card h4 {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: var(--space-sm);
}

.se-card-feeling {
  font-size: 0.88rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-lg);
  line-height: 1.5;
}

.se-card-fear,
.se-card-defense {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: var(--space-sm) 0;
  font-size: 0.82rem;
}

.se-card-fear {
  border-top: 1px solid var(--color-border);
}

.se-card-defense {
  border-top: 1px dashed var(--color-border);
}

.fear-label,
.defense-label {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
}

.fear-label {
  background: rgba(239, 68, 68, 0.1);
  color: #dc2626;
}

.defense-label {
  background: rgba(234, 179, 8, 0.1);
  color: #ca8a04;
}

/* ===========================
   Responsive: Diagnosis
   =========================== */
@media (max-width: 768px) {
  .diagnosis-columns {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .result-header {
    flex-direction: column;
    gap: var(--space-sm);
    text-align: center;
  }

  .se-cards {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }

  .cost-value strong {
    font-size: 1.5rem;
  }
}

/* ===========================
   CTA Split Layout (Preview Image)
   =========================== */
.cta-card-split {
  display: flex;
  align-items: center;
  gap: var(--space-3xl);
}

.cta-preview {
  flex: 1 1 45%;
  min-width: 0;
  text-align: center;
}

.cta-preview-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-text-muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-md);
}

.cta-preview-img {
  width: 100%;
  max-width: 480px;
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.15);
  border: 1px solid var(--color-border);
  display: block;
  margin: 0 auto;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.cta-preview-img:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: 0 16px 56px rgba(0, 0, 0, 0.2);
}

.cta-card-split .cta-content {
  flex: 1 1 50%;
}

@media (max-width: 900px) {
  .cta-card-split {
    flex-direction: column;
    gap: var(--space-2xl);
  }

  .cta-preview,
  .cta-card-split .cta-content {
    flex: unset;
    width: 100%;
  }

  .cta-preview-img {
    max-width: 100%;
  }
}